Nitrogen Dioxide Molecule Captured in a Nano-Size Pore of a Metal-Organic Framework Material (image) DOE/Oak Ridge National Laboratory Share Print E-Mail Caption Illustration of a nitrogen dioxide molecule (depicted in blue and purple) captured in a nano-size pore of an MFM-520 metal-organic framework material as observed using neutron vibrational spectroscopy at Oak Ridge National Laboratory. Credit Jill Hemman/Oak Ridge National Laboratory/US Dept. of Energy Usage Restrictions Provide credit: Jill Hemman/Oak Ridge National Laboratory/US Dept. of Energy Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.